Front differential mount

[Jeff23spl]

I was working on an oil leak yesterday from the filling plug and found that my rear diff supports are worn out. (I can lift the front with some travel up and down with at clunk noise at each ends...)

It seem to have more play from up and down than side to side looking more to be the front mount.
I read about a lot of peoples that replace the rear and when i try to check for aftermarket stiffer ones, it is mostly the rear one that pop up.
I'm i in a rare case or peoples just put back a brand new oem one when this happen? (I ask because i just found Sure that seem to do one)

[Thor Hammer]

I run a CPE rear mount and stock front. As far as front rear diff mount your options are Sure or Turbine Tech. Turbine Tech is superior in design. But both do the job.

Nate is basically banned from this site for his overly aggressive business tactics but anyways....he sells the Turbine Tech mount for a lot cheaper (calls it White Widow) than Street Unit. 269 vs 399.

https://www.ecwid.com/WhiteWidow-Fro...race-p70028446

[Fstrnyou]

If you want to put a stock one back in and only upgrade the rear rear diff mount, I can sell you my old front one. If I recall correctly, it looks undamaged. I will inspect thoroughly if interested.

But beware, I've had issues shipping to Canada before...hahaha.

[GroceryGtr]

Its unusual for the front to fail structurally, so if the bushing wore out I wouldn't be against throwing a good stocker right back in or see if that russian company everyone uses has some upgraded bushings you could press in. Usually its the rear that gives you all the issues and/or causes problems with the front.

If you do go upgrade route I would definitely agree to go with the turbinetech(now white widow) version. Not only is it a better design, but I am personally familiar with SUs workmanship and customer service and I would highly suggest you avoid at all costs.

thors link is a bit messed up.

https://store9478607.ecwid.com/White...2007-p70028452

Or get the Combo
https://store9478607.ecwid.com/White...rcescroll=true

[Jeff23spl]

I will double check, it is hard to see bushings itself with the heat shield on. Because the front was moving up and down, i figured out it would be the front one. I agree if the rear one is shot, the front one take all the stress and fail too...

I read few thread with missing related link or pictures but my understanding of all this is: You don't upgrade the differential front one unless you have plans to drag race all day with slick and 2 steps....

I already ordered a CS for the rear and until i get it, i will check if i could more easily remove the front one for inspection and fill it with urethane for a temporary fix and i will replace both at time of doing the rear one.

You have seen the rust on that car so i expect a lot of fun doing it...

I read the CS how to and i expect the need for new end link too as i w'ont be able to remove them without breaking them...

[Jeff23spl]

Originally Posted by GroceryGtr I thors link is a bit messed up. https://store9478607.ecwid.com/White...2007-p70028452 Or get the Combo https://store9478607.ecwid.com/White...rcescroll=true

humm the first one looks like more of an added engine front support

Since you post it, i'm wondering if it would be better to add one more support up front and keep oem as the RMM to limit cabin vibration noise ?
A stiffer RMM was on my plans even before the diff but i would do the diff first to avoid loosing it on the road lol...

[Thor Hammer]

An RMM was the first item I installed on my 6. Very little increase in vibes once broken in. I highly recommend putting that one in over all others. Makes a big difference.

Same for the rear diff mount. Didn't notice much increase. The vibes come from my TMM mostly. I use Corksport inserts in an OEM mount.

[Jeff23spl]

If the RMM doesn't make much more vibe than it does on my speed3, i will have it. It is a different shape but same kind of bushing so it should have similar results...
I got the same story for my 3, i installed RMM and passager mount first and it was perfectly fine...But when i put the TMM....the car became a big vibrator between 2500-3500 rpm so i put back the oem TMM....

[Fstrnyou]

I installed both diff mounts, whiteline RSB w/urethane bushings, and urethane control arm bushings at the same time and noticed zero increase in vibes. However, I can now hear the gear noise from the diff. One click of the e-brake to unload the rear diff gears and the noise is gone. Even with brand new tires front and rear, I can still hear the gear whine above 25mph or so. It's not bad though. The subframe mounts are still the OE soft stuff, so not sure where the whine is transferring to the body.

[MadMaz]

Originally Posted by Fstrnyou I installed both diff mounts, whiteline RSB w/urethane bushings, and urethane control arm bushings at the same time and noticed zero increase in vibes. However, I can now hear the gear noise from the diff. One click of the e-brake to unload the rear diff gears and the noise is gone. Even with brand new tires front and rear, I can still hear the gear whine above 25mph or so. It's not bad though. The subframe mounts are still the OE soft stuff, so not sure where the whine is transferring to the body.

Sorry about bump an old thread but did you get any new bolts along with the mounts? I'm doing same job, have new whitewidow front and cpe rear mount but are there any bolts that I have to change to longer ones? Thanks. Pic for attention

Edit. I also have a pile of polyurethane bushings from russia and whiteline rsb. @fstrnyou did you had any fitment issues or rubbing / clunking with rsb and cpe?

[Fstrnyou]

I reused all stock hardware unless the part came with new hardware.
The whitewidow front mount came with some hardware.
The Whiteline swaybar bushings went in the trash and I installed universal swaybar bushings from Summit. I don't recall the p/n, but you should be able to search MSF for it.
My rear diff mount is Corksport. I have no fitment issues/clunking.

This isn't Facebook. You don't need to say "pic for attention". Actually, I'm not even sure why people say that on FB. What does that even mean? Does it imply that posters don't want any attention if there is no pic? I'm confused.

[MadMaz]

Originally Posted by Fstrnyou I reused all stock hardware unless the part came with new hardware. The whitewidow front mount came with some hardware. The Whiteline swaybar bushings went in the trash and I installed universal swaybar bushings from Summit. I don't recall the p/n, but you should be able to search MSF for it. My rear diff mount is Corksport. I have no fitment issues/clunking. This isn't Facebook. You don't need to say "pic for attention". Actually, I'm not even sure why people say that on FB. What does that even mean? Does it imply that posters don't want any attention if there is no pic? I'm confused.

Okay, thank you for your response but didn't helped lol.
I didn't get any hardware other than whiteline brackets and bushings but I also have russian ones.


Guess I have to just see and measure which bolts need to be replaced if there are any.

Well the picture was like this is urgent kind of, Im doing it now, not just asking around if u know what I mean.

[Fstrnyou]

I answered all of your questions. Sorry none of it was useful.

And I know what you mean. Good luck getting it together.

[Jeff23spl]

The one i installed was working with all factory bolts, just need to cautious about thread pitch because some are same size but different thread pitch...